mechanics swarm with over ages from for long

Pipes of the Sewers

Magic Items Dungeon Master’s Guide

24 hours. On a failed save, the swarm is swayed by the pipes’ music and becomes Friendly to you and your allies for as long as you continue to play the pipes each round as a Magic action. A

regain 1d3 expended charges daily at dawn. If you play the pipes as a Magic action, you can take a Bonus Action to expend 1 to 3 charges, calling forth one Swarm of Rats with each expended charge if

Hat of Many Spells

Magic Items Dungeon Master’s Guide

its normal casting time, and you can’t use this property again until you finish a Short or Long Rest. On a failed check, you fail to cast the spell and a random effect occurs instead

just happened. 56–60 A harmless swarm of butterflies fills a 10-foot Cube within 30 feet of yourself. The swarm disperses after 1 minute. 61–65 You pull a nonmagical object

Orb of Dragonkind

Magic Items Dungeon Master’s Guide

Long ago, in the Dragonlance setting, elves and humans waged a terrible war against chromatic dragons. When the world seemed doomed, the wizards of the Towers of High Sorcery came together and forged

dragons to them, then destroyed the dragons with powerful magic. As the Towers of High Sorcery fell in later ages, the orbs were destroyed or faded into legend, and only three are thought to survive

Pipes of Pestilence

Magic Items Stranger Things: Welcome to the Hellfire Club

If you play these pipes as a Magic action, you summon one Swarm of Corrupted Rats in an unoccupied space within 60 feet of yourself. The swarm is Friendly to you and your allies for as long as you

continue to play the pipes each round as a Magic action. While Friendly, the swarm is under your control, obeys your commands, and takes no action other than to defend itself if you issue it no commands

Pipes of the Sewers Legacy

Magic Items Basic Rules (2014)

long as you continue to play the pipes each round as an action. A friendly swarm obeys your commands. If you issue no commands to a friendly swarm, it defends itself but otherwise takes no actions. If

unless you threaten or harm them. The pipes have 3 charges. If you play the pipes as an action, you can use a bonus action to expend 1 to 3 charges, calling forth one swarm of rats with each expended

Swarm of Cranium Rats Legacy

Monsters Volo's Guide to Monsters

Illumination. As a bonus action, the swarm can shed dim light from its brains in a 5-foot radius, increase the illumination to bright light in a 5- to 20-foot radius (and dim light for an additional

number of feet equal to the chosen radius), or extinguish the light. Innate Spellcasting (Psionics). The swarm's innate spellcasting ability is Intelligence (spell save DC 13). As long as it has more

Swarm of Cranium Rats

Monsters Mordenkainen Presents: Monsters of the Multiverse

constituents. The rats become smarter as a result, and retain their heightened intelligence for as long as the swarm persists. The swarm also awakens latent psionic abilities implanted within each cranium

Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through any opening large enough for a Tiny rat. The swarm can’t regain hit points or gain

Swarm of Maggots

Monsters Van Richten’s Guide to Ravenloft

Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through any opening large enough for a Tiny maggot. The swarm can’t regain hit points or gain

temporary hit points.Infestation. Melee Weapon Attack: +3;{"diceNotation":"1d20+3","rollType":"to hit","rollAction":"Infestation"} to hit, reach 0 ft., one target in the swarm’s space. Hit: 10

Cranium Rat

Monsters Mordenkainen Presents: Monsters of the Multiverse

their heightened intelligence for as long as the swarm persists. The swarm also awakens latent psionic abilities implanted within each cranium rat by its mind flayer creators, bestowing upon the swarm

rats come together to form a swarm, they merge their minds into a single intelligence with the accumulated memories of all the swarm’s constituents. The rats become smarter as a result, and retain

Neogi Hatchling Swarm

Monsters Spelljammer: Adventures in Space

Spider Climb. The swarm can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check. Swarm. The swarm can occupy another creature’s space and vice

versa, and the swarm can move through any opening large enough for a Tiny neogi hatchling. The swarm can’t regain hit points or gain temporary hit points.Swarm of Bites. Melee Weapon Attack: +3

Swarm of Gibberlings

Monsters Quests from the Infinite Staircase

Aversion to Fire. If the swarm takes fire damage, it has disadvantage on attack rolls and ability checks until the end of its next turn. Incessant Gibberish. Any non-gibberling that is within 60

feet of the swarm and doesn’t have the deafened condition has disadvantage on Constitution saving throws to maintain concentration on spells and similar effects. Swarm. The swarm can occupy

Way of the Long Death

Classes Sword Coast Adventurer's Guide

Monks of the Way of the Long Death are obsessed with the meaning and mechanics of dying. They capture creatures and prepare elaborate experiments to capture, record, and understand the moments of

Way of the Long Death (SCAG)

Classes Sword Coast Adventurer's Guide

Monks of the Way of the Long Death are obsessed with the meaning and mechanics of dying. They capture creatures and prepare elaborate experiments to capture, record, and understand the moments of

Kobold Inventor

Monsters Mordenkainen Presents: Monsters of the Multiverse

within 20 feet of it. A swarm of insects (centipedes);swarm of insects (centipedes; see the Monster Manual) with 11 hit points emerges from the basket and rolls initiative. At the end of each of the swarm

’s turns, there’s a 50 percent;{"diceNotation":"1d100","rollType":"roll","rollAction":"Basket of Centipedes"} chance that the swarm disperses. Green Slime Pot. The kobold throws a clay

Kobold Inventor Legacy

Monsters Volo's Guide to Monsters

flames. Basket of Centipedes. The kobold throws a small basket into a 5-foot-square space within 20 feet of it. A swarm of insects (centipedes) with 11 hit points emerges from the basket and rolls

initiative. At the end of each of the swarm’s turns, there’s a 50 percent;{"diceNotation":"1d100","rollType":"roll","rollAction":"Dispersal"} chance that the swarm disperses. Green Slime Pot

Arasta

Monsters Mythic Odysseys of Theros

Armor of Spiders (Mythic Trait; Recharges after a Short or Long Rest). If Arasta is reduced to 0 hit points, she doesn’t die or fall unconscious. Instead, she regains 200 hit points. In

addition, Arasta’s children immediately swarm over her body to protect her, granting her 100 temporary hit points. Legendary Resistance (3/Day). If Arasta fails a saving throw, she can choose to

Orb of Dragonkind Legacy

Magic Items Basic Rules (2014)

Ages past, elves and humans waged a terrible war against evil dragons. When the world seemed doomed, powerful wizards came together and worked their greatest magic, forging five Orbs of Dragonkind

lure dragons to them, then destroyed the dragons with powerful magic. As the wizard towers fell in later ages, the orbs were destroyed or faded into legend, and only three are thought to survive. Their

Abhorrent Overlord

Monsters Mythic Odysseys of Theros

":"Storm of Crows"}. The abhorrent overlord conjures a swarm of spectral crows and harpies in a 20-foot-radius sphere centered on a point the overlord can see within 120 feet of it. The sphere remains for 1

. The worst of these hateful dead, through ages of bitterness, gradually transform into fiends, the tormentors of the Underworld. The people of Theros know these fiends as demons. Immortal Nature. A demon

Gibberling

Monsters Quests from the Infinite Staircase

. Loud and shrill, their exasperating nonsense distracts even the most focused creatures. Swarm of Gibberlings;Gibberling swarms are heard long before they are seen. The first gibberlings were spawned

Dawnbringer

Magic Items Out of the Abyss

Lost for ages in the Underdark, Dawnbringer appears to be a gilded longsword hilt. While grasping the hilt, you can use a bonus action to make a blade of pure radiance spring from the hilt, or cause

is kind and compassionate to those in need, but fierce and destructive to its enemies. Long years lost in darkness have made Dawnbringer frightened of both the dark and abandonment. It prefers that

Baba Lysaga

Monsters Curse of Strahd

Shapechanger. Baba Lysaga can use an action to polymorph into a swarm of insects (flies), or back into her true form. While in swarm form, she has a walking speed of 5 feet and a flying speed of 30

":"1d8+4","rollType":"damage","rollAction":"Quarterstaff","rollDamageType":"bludgeoning"} bludgeoning damage if wielded with two hands. Summon Swarms of Insects (Recharges after a Short or Long Rest

Kalaraq Quori

Monsters Eberron: Rising from the Last War

throw or be cursed. The curse lasts until it's removed by a remove curse or greater restoration spell. The cursed target suffers 1 level of exhaustion every 24 hours, and finishing a long rest

can free the thrall from this control. Swarm of Eyes (Recharge 6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Swarm of Eyes"}. The quori creates a swarm of spectral eyes that fills a 30

Kraul Warrior

Monsters Guildmasters’ Guide to Ravnica

","rollDamageType":"piercing"} piercing damage if used with two hands to make a melee attack.The kraul are an ascendant power group within the Golgari Swarm, long content to linger at the margins of

Time Dragon Wyrmling

Monsters Planescape: Adventures in the Multiverse

-determining moments or to banish threats beyond the flow of time. As a result of their ability to travel between ages, time dragons often seem unstuck from the usual flow of time and have a flexible

view of what is, what was, and what will be. Time dragons prize historical records, objects representative of lost cultures, and treasures from long-gone creators. They are fascinated by time

Young Time Dragon

Monsters Planescape: Adventures in the Multiverse

creatures can travel anywhere in time to affect fate-determining moments or to banish threats beyond the flow of time. As a result of their ability to travel between ages, time dragons often seem unstuck

from the usual flow of time and have a flexible view of what is, what was, and what will be. Time dragons prize historical records, objects representative of lost cultures, and treasures from long

Grung

Species One Grung Above

THIS IS NONCORE D&D MATERIAL These game mechanics are usable in your campaign if your DM allows them but not refined by final game design and editing. Grungs are aggressive froglike

lethargic and compliant. A creature afflicted in this way over a long period of time becomes a shell of its former self and can be restored to normalcy only by magic.

Shadar-kai Soul Monger

Monsters Mordenkainen Presents: Monsters of the Multiverse

shadar-kai has temporary hit points from this trait, it has advantage on attack rolls. Weight of Ages. Any Beast or Humanoid (except an elf) that starts its turn within 5 feet of the shadar-kai has its

bottomless well of tragedy. Shadar-kai In the gloom of the Shadowfell live shadar-kai, elves whose ancestors served the Raven Queen, a god of death and memory. They were brought to that realm in ages

Vampire Warrior Legacy

Monsters Monster Manual (2014)

, and the vampire regains hit points equal to that amount. The reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0. A humanoid slain

;{"diceNotation":"2d4","rollType":"roll","rollAction":"Children of the Night"} swarm of bats;swarms of bats or swarm of rats;rats, provided that the sun isn't up. While outdoors, the vampire can call 3d6

Kobold Vampire Spawn

Monsters Icewind Dale: Rime of the Frostmaiden

, and the vampire regains hit points equal to that amount. The reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0.The gnoll vampire Tekeli-li

, so they give Tekeli-li a wide berth. These ravenous undead kobolds thirst for blood and tend to swarm one foe at a time.Necrotic; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Vampire Legacy

Monsters Basic Rules (2014)

point maximum is reduced by an amount equal to the necrotic damage taken, and the vampire regains hit points equal to that amount. The reduction lasts until the target finishes a long rest. The target

, or takes a bonus action to end the effect. Children of the Night (1/Day). The vampire magically calls 2d4;{"diceNotation":"2d4","rollType":"roll","rollAction":"Children of the Night"} swarm of bats

Vampire Spellcaster Legacy

Monsters Monster Manual (2014)

regains hit points equal to that amount. The reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0. A humanoid slain in this way and

","rollType":"roll","rollAction":"Children of the Night"} swarm of bats;swarms of bats or swarm of rats;rats, provided that the sun isn't up. While outdoors, the vampire can call 3d6;{"diceNotation

Kraul Death Priest

Monsters Guildmasters’ Guide to Ravnica

","rollType":"damage","rollAction":"Quarterstaff","rollDamageType":"bludgeoning"} bludgeoning damage if used with two hands.The kraul are an ascendant power group within the Golgari Swarm, long content to

Miska the Wolf-Spider

Monsters Vecna: Eve of Ruin

strength is his cunning mind. History Ages ago, Miska led the hordes of Chaos against the forces of Law at the behest of his patron, the enigmatic Queen of Chaos. It seemed Miska’s domination

the planes and becoming known as the Rod of Seven Parts. The rod is the key to releasing Miska from his long imprisonment.Poison; Bludgeoning, Piercing, and Slashing from Nonmagical AttacksCold, Fire

Human Legacy

Species Basic Rules (2014)

build cities to last for the ages, and great kingdoms that can persist for long centuries. An individual human might have a relatively short life span, but a human nation or culture preserves

These were the stories of a restless people who long ago took to the seas and rivers in longboats, first to pillage and terrorize, then to settle. Yet there was an energy, a love of adventure, that

Agony the Ghost

Monsters Spelljammer: Adventures in Space

object. Crew of the Last Breath. The following rules apply to Agony the ghost: As long as the Last Breath has at least 1 hit point, the ghost can’t be permanently slain. If the ghost is reduced

. Each non-undead creature within 60 feet of the ghost that can see it must succeed on a DC 13 Wisdom saving throw or be frightened for 1 minute. If the save fails by 5 or more, the target also ages 1d4

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